Partydeck/Websocket-Extension
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Websocket now supports html5 as well

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This commit is contained in:
JCash
2020-09-02 10:44:02 +02:00
parent 1e6c534609
commit 5de32250c3
7 changed files with 371 additions and 147 deletions
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28
websocket/src/websocket.h
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@@ -3,7 +3,13 @@
// include the Defold SDK
#include <dmsdk/sdk.h>
#include <wslay/wslay.h>
#if !defined(__EMSCRIPTEN__)
#define HAVE_WSLAY 1
#endif
#if defined(HAVE_WSLAY)
#include <wslay/wslay.h>
#endif
#include <dmsdk/dlib/connection_pool.h>
#include <dmsdk/dlib/socket.h>
@@ -19,10 +25,14 @@ namespace dmCrypt
namespace dmWebsocket
{
// Maximum time to wait for a socket
static const int SOCKET_WAIT_TIMEOUT = 4*1000;
enum State
{
STATE_CONNECTING,
STATE_HANDSHAKE,
STATE_HANDSHAKE_WRITE,
STATE_HANDSHAKE_READ,
STATE_CONNECTED,
STATE_DISCONNECTED,
};
@@ -30,9 +40,11 @@ namespace dmWebsocket
enum Result
{
RESULT_OK,
RESULT_ERROR,
RESULT_FAIL_WSLAY_INIT,
RESULT_NOT_CONNECTED,
RESULT_HANDSHAKE_FAILED,
RESULT_WOULDBLOCK,
};
enum Event
@@ -40,12 +52,15 @@ namespace dmWebsocket
EVENT_CONNECTED,
EVENT_DISCONNECTED,
EVENT_MESSAGE,
EVENT_ERROR,
};
struct WebsocketConnection
{
dmScript::LuaCallbackInfo* m_Callback;
#if defined(HAVE_WSLAY)
wslay_event_context_ptr m_Ctx;
#endif
dmURI::Parts m_Url;
dmConnectionPool::HConnection m_Connection;
dmSocket::Socket m_Socket;
@@ -70,17 +85,26 @@ namespace dmWebsocket
// Communication
dmSocket::Result Send(WebsocketConnection* conn, const char* buffer, int length, int* out_sent_bytes);
dmSocket::Result Receive(WebsocketConnection* conn, void* buffer, int length, int* received_bytes);
dmSocket::Result WaitForSocket(WebsocketConnection* conn, dmSocket::SelectorKind kind, int timeout);
// Handshake
Result SendClientHandshake(WebsocketConnection* conn);
Result ReceiveHeaders(WebsocketConnection* conn);
Result VerifyHeaders(WebsocketConnection* conn);
#if defined(HAVE_WSLAY)
// Wslay callbacks
int WSL_Init(wslay_event_context_ptr* ctx, ssize_t buffer_size, void* userctx);
void WSL_Exit(wslay_event_context_ptr ctx);
int WSL_Close(wslay_event_context_ptr ctx);
int WSL_Poll(wslay_event_context_ptr ctx);
int WSL_WantsExit(wslay_event_context_ptr ctx);
ssize_t WSL_RecvCallback(wslay_event_context_ptr ctx, uint8_t *buf, size_t len, int flags, void *user_data);
ssize_t WSL_SendCallback(wslay_event_context_ptr ctx, const uint8_t *data, size_t len, int flags, void *user_data);
void WSL_OnMsgRecvCallback(wslay_event_context_ptr ctx, const struct wslay_event_on_msg_recv_arg *arg, void *user_data);
int WSL_GenmaskCallback(wslay_event_context_ptr ctx, uint8_t *buf, size_t len, void *user_data);
const char* WSL_ResultToString(int err);
#endif
// Random numbers (PCG)
typedef struct { uint64_t state; uint64_t inc; } pcg32_random_t;